As the flow picture, the Area is meter constant, and I get my meter constant around 25.434.
( 3.14 * 0.015 * 0.015 * 0.08 ) / 8 = 0.000007065 (m3/s)
0.000007065 * 3600 * 1000 = 25.434 (L/h)
But TI's meter constant is 12742000 (L/h), what should I do to get the correct result?
Thank you.